115403434533 has 16 divisors (see below), whose sum is σ = 176863502400. Its totient is φ = 74282670000.

The previous prime is 115403434493. The next prime is 115403434561. The reversal of 115403434533 is 335434304511.

115403434533 is a `hidden beast` number, since 1 + 1 + 540 + 3 + 43 + 45 + 33 = 666.

It is not a de Polignac number, because 115403434533 - 2¹² = 115403430437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115403434633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73692343 + ... + 73693908.

It is an arithmetic number, because the mean of its divisors is an integer number (11053968900).

Almost surely, 2^115403434533 is an apocalyptic number.

It is an amenable number.

115403434533 is a deficient number, since it is larger than the sum of its proper divisors (61460067867).

115403434533 is a wasteful number, since it uses less digits than its factorization.

115403434533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147386289 (or 147386283 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The spelling of 115403434533 in words is "one hundred fifteen billion, four hundred three million, four hundred thirty-four thousand, five hundred thirty-three".